diff --git a/WebApplication/Application.cpp b/WebApplication/Application.cpp
index c8684d7..913c2a8 100644
--- a/WebApplication/Application.cpp
+++ b/WebApplication/Application.cpp
@@ -68,14 +68,25 @@ Application::Application(const Wt::WEnvironment &env, bool embedded)
             }
         }
     }
-    LOG(info) << "url: " << url();
-    LOG(info) << "relative resources url: " << relativeResourcesUrl();
-    LOG(info) << "resources url: " << resourcesUrl();
-    LOG(info) << "internal path: " << internalPath();
-    LOG(info) << "bookmark url: " << bookmarkUrl("/");
-    LOG(info) << "relative url: " << resolveRelativeUrl("/");
 
     auto app = Amass::Singleton<WebToolkit::Server>::instance();
+    bool authTokensEnabled = app->authService().authTokensEnabled();
+    std::string authTokenCookieName = app->authService().authTokenCookieName();
+    std::string authTokenCookieDomain = app->authService().authTokenCookieDomain();
+    if (env.hostName().find("amass.fun") != std::string::npos) {
+        if (authTokenCookieDomain != AuthModel::CookieDomain) {
+            app->authService().setAuthTokensEnabled(authTokensEnabled, authTokenCookieName, AuthModel::CookieDomain);
+        }
+    } else {
+        if (!authTokenCookieDomain.empty()) {
+            app->authService().setAuthTokensEnabled(authTokensEnabled, authTokenCookieName, "");
+        }
+    }
+
+    LOG(info) << "url: " << url() << ", host name: " << env.hostName();
+    LOG(info) << "resources url: " << resourcesUrl() << ", relative resources url: " << relativeResourcesUrl();
+    LOG(info) << "internal path: " << internalPath() << ", bookmark url: " << bookmarkUrl();
+
     m_loginPage = std::make_unique<LoginPage>(app->authService(), m_session->users(), m_session->login());
     if (externalPath.empty()) {
         m_loginPage->processEnvironment();
@@ -130,6 +141,7 @@ void Application::authEvent() {
         auto token = env.getCookie(service.authTokenCookieName());
         if (token == nullptr) {
             Wt::Http::Cookie cookie(service.authTokenCookieName(), service.createAuthToken(u));
+            cookie.setDomain(service.authTokenCookieDomain());
             cookie.setPath(AuthModel::CookiePath);
             cookie.setExpires(Wt::WDateTime());
             setCookie(cookie);
@@ -248,6 +260,7 @@ void Server::insertCookie(const std::string &cookie) {
 Wt::Http::Cookie Server::updateCookie(const std::string &oldCookie, const Wt::Auth::AuthTokenResult &result, bool secure) {
     Wt::Http::Cookie cookie(m_authService->authTokenCookieName());
     cookie.setPath(AuthModel::CookiePath);
+    cookie.setDomain(m_authService->authTokenCookieDomain());
     cookie.setSecure(secure);
     if (result.state() == Wt::Auth::AuthTokenState::Invalid) {
         if (m_cookies.contains(oldCookie)) {
diff --git a/WebApplication/model/AuthModel.h b/WebApplication/model/AuthModel.h
index 08d80ca..9b40ec1 100644
--- a/WebApplication/model/AuthModel.h
+++ b/WebApplication/model/AuthModel.h
@@ -6,6 +6,7 @@
 class AuthModel : public Wt::Auth::AuthModel {
 public:
     static constexpr auto CookiePath = "/";
+    static constexpr auto CookieDomain = ".amass.fun";
     AuthModel(const Wt::Auth::AuthService &baseAuth, Wt::Auth::AbstractUserDatabase &users);
     Wt::Auth::User processAuthToken() final;
     void setRememberMeCookie(const Wt::Auth::User &user) final;